Request InfoPower Technology Inc.Power Technology Inc.'s IQ4 laser diode module is designed for high-end OEM applications that require ultrastable wavelengths and output powers, such as fluorescence, spectroscopy, interferometry, display, microscopy and high-resolution printing. It features a precision current source and a PID temperature controller and comes with 20-MHz analog or 100-MHz digital beam modulation. The unit measures 1.50 in. in diameter and 7.52 in. in length, and operates in either constant current or automatic power control mode. 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